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Finding the Third Proportional to 55,546 and 117,532

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Solution

The third proportional to 55,546 and 117,532 is: 248,690.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,546 : 117,532 = 117,532 : x
  2. Step 2: Convert to fraction form
    55,546/117,532 = 117,532/x
  3. Step 3: Cross multiply
    55,546x = 117,532 × 117,532
  4. Step 4: Simplify right side
    55,546x = 13,813,771,024
  5. Step 5: Solve for x
    x = 13,813,771,024/55,546
  6. Step 6: Final answer
    x = 248,690.65

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.